/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/MeshUVFunctions.h
bOnlyUVPositions controls whether only UV positions will be updated, or if the UV topology will be fully replaced. When false, CopyFromUVMesh must currently have a MaxVertexID <= that of the UV Channel MaxElementID When true, CopyFromUVMesh must currently have a MaxTriangleID <= that of CopyToMesh
static [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * CopyMeshToMeshUVLayer ( [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * CopyFromUVMesh, int ToUVSetIndex, [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * CopyToMesh, [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) *& CopyToMeshOut, bool & bFoundTopologyErrors, bool & bIsValidUVSet, bool bOnlyUVPositions, [UGeometryScriptDebug](API\Plugins\GeometryScriptingCore\GeometryScript\UGeometryScriptDebug) * Debug )